Cognomen Dug-Asan (Dug-Asan 
) , all around the world, is an extremely rare family name. The surname Dug-Asan is characteristic of South-eastern Asia, particularly Philippines, where it is an extremely rare surname. Parts of the name also exists independently as a first name Dug, and a last name Asan.
| VARIANT | COUNTRY |
|---|---|
| Dug-Asan | Philippines |